Jihoon Son created TAJO-1675:
--------------------------------
Summary: NPE when selecting data from
information_schema.partition_keys
Key: TAJO-1675
URL: https://issues.apache.org/jira/browse/TAJO-1675
Project: Tajo
Issue Type: Bug
Reporter: Jihoon Son
Fix For: 0.11.0
See the title.
You can reproduce as follows.
{noformat}
default> create table partitioned_nation (n_name text, n_comment text)
partition by column (n_nationkey int8, n_regionkey int8) ;
OK
default> insert into partitioned_nation select * from nation;
default> \d partitioned_nation
table name: default.partitioned_nation
table uri: hdfs://localhost:7020/tajo/warehouse/default/partitioned_nation
store type: CSV
number of rows: 0
volume: 0 B
Options:
'text.delimiter'='|'
schema:
n_name TEXT
n_comment TEXT
Partitions:
type:COLUMN
columns::n_nationkey (INT8), n_regionkey (INT8)
default> \c information_schema
You are now connected to database "information_schema" as user "jihoonson".
information_schema> select * from partition_keys;
partition_id, column_name, partition_value
-------------------------------
ERROR: java.lang.NullPointerException
java.sql.SQLException: java.lang.NullPointerException
at
org.apache.tajo.jdbc.TajoResultSetBase.next(TajoResultSetBase.java:717)
at
org.apache.tajo.cli.tsql.DefaultTajoCliOutputFormatter.printResult(DefaultTajoCliOutputFormatter.java:105)
at
org.apache.tajo.cli.tsql.TajoCli.localQueryCompleted(TajoCli.java:558)
at org.apache.tajo.cli.tsql.TajoCli.executeQuery(TajoCli.java:532)
at
org.apache.tajo.cli.tsql.TajoCli.executeParsedResults(TajoCli.java:447)
at org.apache.tajo.cli.tsql.TajoCli.runShell(TajoCli.java:419)
at org.apache.tajo.cli.tsql.TajoCli.main(TajoCli.java:692)
Caused by: java.io.IOException: java.lang.NullPointerException
at org.apache.tajo.jdbc.FetchResultSet.nextTuple(FetchResultSet.java:80)
at
org.apache.tajo.jdbc.TajoResultSetBase.next(TajoResultSetBase.java:711)
... 6 more
Caused by: com.google.protobuf.ServiceException: java.lang.NullPointerException
at
org.apache.tajo.client.QueryClientImpl.fetchNextQueryResult(QueryClientImpl.java:360)
at
org.apache.tajo.client.TajoClientImpl.fetchNextQueryResult(TajoClientImpl.java:134)
at org.apache.tajo.jdbc.FetchResultSet.nextTuple(FetchResultSet.java:62)
... 7 more
{noformat}
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